Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....Signature.getOcspSettings() com.aspose.pdf.Signature.set...aspose.pdf.Signature.getUseLtv() com.aspose.pdf.Signature.setUseLtv(boolean)...